Skateboard with a rotatable upper platform



FIG. 1 is a perspective view of a skateboard with a rotatable upperplatform showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right side elevational view with the left side being amirror image thereof;

FIG. 4 is a front elevational view with the rear elevational view beinga mirror image thereof; and,

FIG. 5 is a bottom view thereof.

The ornamental design for a skateboard with a rotatable upper platform,as shown and described.